Icelander vs Immigrants from Africa Average Family Size

The statistical analysis conducted on geographies consisting of 159,626,444 people shows a weak positive correlation between the proportion of Icelanders and average family size in the United States with a correlation coefficient (R) of 0.225 and weighted average of 3.19. Similarly, the statistical analysis conducted on geographies consisting of 468,951,664 people shows no correlation between the proportion of Immigrants from Africa and average family size in the United States with a correlation coefficient (R) of -0.035 and weighted average of 3.25, a difference of 1.9%.

Average Family Size Correlation Summary

Measurement	Icelander	Immigrants from Africa
Minimum	1.83	2.05
Maximum	4.00	4.66
Range	2.17	2.61
Mean	2.97	3.35
Median	3.02	3.32
Interquartile 25% (IQ1)	2.68	3.23
Interquartile 75% (IQ3)	3.25	3.45
Interquartile Range (IQR)	0.57	0.23
Standard Deviation (Sample)	0.50	0.40
Standard Deviation (Population)	0.49	0.40

Similar Demographics by Average Family Size

Demographics Similar to Icelanders by Average Family Size

In terms of average family size, the demographic groups most similar to Icelanders are Basque (3.19, a difference of 0.0%), Immigrants from Italy (3.19, a difference of 0.010%), Cherokee (3.18, a difference of 0.040%), Nonimmigrants (3.19, a difference of 0.050%), and Portuguese (3.19, a difference of 0.070%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Zimbabwe	7.1 /100 \| #223	Tragic 3.19
Syrians	6.5 /100 \| #224	Tragic 3.19
Cree	6.2 /100 \| #225	Tragic 3.19
Chickasaw	6.0 /100 \| #226	Tragic 3.19
Portuguese	6.0 /100 \| #227	Tragic 3.19
Immigrants \| Nonimmigrants	5.7 /100 \| #228	Tragic 3.19
Immigrants \| Italy	5.3 /100 \| #229	Tragic 3.19
Icelanders	5.2 /100 \| #230	Tragic 3.19
Basques	5.2 /100 \| #231	Tragic 3.19
Cherokee	4.7 /100 \| #232	Tragic 3.18
Brazilians	4.5 /100 \| #233	Tragic 3.18
Iranians	4.5 /100 \| #234	Tragic 3.18
Immigrants \| Turkey	4.2 /100 \| #235	Tragic 3.18
Immigrants \| Portugal	4.2 /100 \| #236	Tragic 3.18
Immigrants \| Romania	3.7 /100 \| #237	Tragic 3.18

Demographics Similar to Immigrants from Africa by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Africa are Armenian (3.25, a difference of 0.010%), Tsimshian (3.25, a difference of 0.060%), Immigrants from Jordan (3.24, a difference of 0.060%), Blackfeet (3.24, a difference of 0.070%), and Liberian (3.25, a difference of 0.090%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Ethiopia	81.6 /100 \| #139	Excellent 3.25
Sub-Saharan Africans	81.6 /100 \| #140	Excellent 3.25
Venezuelans	81.4 /100 \| #141	Excellent 3.25
Liberians	81.2 /100 \| #142	Excellent 3.25
Bhutanese	81.0 /100 \| #143	Excellent 3.25
Tsimshian	80.2 /100 \| #144	Excellent 3.25
Armenians	78.2 /100 \| #145	Good 3.25
Immigrants \| Africa	77.9 /100 \| #146	Good 3.25
Immigrants \| Jordan	75.7 /100 \| #147	Good 3.24
Blackfeet	75.0 /100 \| #148	Good 3.24
Assyrians/Chaldeans/Syriacs	73.8 /100 \| #149	Good 3.24
Indians (Asian)	73.6 /100 \| #150	Good 3.24
Jordanians	73.5 /100 \| #151	Good 3.24
Spanish Americans	72.5 /100 \| #152	Good 3.24
Immigrants \| Eritrea	71.4 /100 \| #153	Good 3.24